Finding the Fourth Proportional to 12,704,655.63, 17,532,535.84 and 6,903,437.35
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Solution
The fourth proportional to 12,704,655.63, 17,532,535.84 and 6,903,437.35 is: 9,526,803.90
Step by Step Solution
- Step 1: Write the proportion equation
12,704,655.63 : 17,532,535.84 = 6,903,437.35 : x - Step 2: Convert to fraction form
12,704,655.63/17,532,535.84 = 6,903,437.35/x - Step 3: Cross multiply
12,704,655.63x = 17,532,535.84 × 6,903,437.35 - Step 4: Simplify right side
12,704,655.63x = 121,034,762,758,069.61 - Step 5: Solve for x
x = 121,034,762,758,069.61/12,704,655.63 - Step 6: Final answer
x = 9,526,803.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.